作者:Sebastian Förster、Elke Persch、Olena Tverskoy、Frank Rominger、Günter Helmchen、Christian Klein、Basak Gönen、Britta Brügger
DOI:10.1002/ejoc.201001297
日期:2011.2
Total and partial syntheses of brefeldin analogues are described. (6R)-Hydroxy-BFA (5) was obtained through a total synthesis from (1S,2R)-2-[(trityloxy)methyl]cyclopent-3-ene-1-carbonitrile (cis-8) in 13 steps. The BFA lactam analogue 6 was prepared via the key building block 25, which was accessed in four steps from BFA (1). (7S)-Amino-BFC (7) was obtained from 7-dehydro-BFA (3) by reductive amination
描述了布雷菲尔德菌素类似物的全合成和部分合成。(6R)-Hydroxy-BFA (5) 由 (1S,2R)-2-[(trityloxy)methyl]cyclopent-3-ene-1-carbonitrile (cis-8) 分 13 步全合成得到。BFA 内酰胺类似物 6 是通过关键构建块 25 制备的,该构建块从 BFA (1) 中分四个步骤访问。(7S)-氨基-BFC (7) 通过还原胺化从 7-脱氢-BFA (3) 获得。布雷菲尔德菌素类似物的结构通过 X 射线分析确定。对于哺乳动物细胞和植物细胞,测定了布雷菲尔德类似物在内质网和高尔基体之间阻断蛋白质运输的活性。进行了分子力学计算并与 Arf1-GEF 蛋白复合物(一种已建立的 BFA 受体)对接。